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v3.10.0.1

Dispositions Dispositions (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Mar. 31, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Impairment of Long-Lived Assets Held-for-use | $ 74 |  | $ 2 | $ 166 | $ 260
Proceeds from the sale of businesses, net of cash and restricted cash sold, and equity method investments |  |  |  | 1,796 | 39
Gain (loss) on disposal and sale of businesses | (21) |  | (1) | 856 | (49)
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Income (Loss) from Individually Significant Component Disposed of or Held-for-sale, Excluding Discontinued Operations, Attributable to Parent, before Income Tax | 8 |  | 48 | 59 | 114
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Electrica Santiago (Gener ESSA) [Member] |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Proceeds from the sale of businesses, net of cash and restricted cash sold, and equity method investments |  |  |  | 287 |
Disposal group, consideration, contingent liability | 9 |  |  | 9 |
Gain (loss) on disposal and sale of businesses |  |  |  | 69 |
Tax on gain (loss) on disposition of business |  | $ 25 |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Masinloc Subsidiary [Member] |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Income (Loss) from Individually Significant Component Disposed of or Held-for-sale, Excluding Discontinued Operations, Attributable to Parent, before Income Tax | 0 |  | 26 | 9 | 78
Proceeds from the sale of businesses, net of cash and restricted cash sold, and equity method investments |  |  |  | 1,050 |
Gain (loss) on disposal and sale of businesses |  |  |  | 773 |
Tax on gain (loss) on disposition of business |  |  |  | 155 |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Kazakhstan [Member] |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Proceeds from the sale of businesses, net of cash and restricted cash sold, and equity method investments |  |  |  |  | 24
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal |  |  |  |  | (48)
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | DPL Peaking Generation [Domain] |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Income (Loss) from Individually Significant Component Disposed of or Held-for-sale, Excluding Discontinued Operations, Attributable to Parent, before Income Tax | 8 |  | 9 | 38 | 1
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | DPL Peaking Generation [Domain] |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Income (Loss) from Individually Significant Component Disposed of or Held-for-sale, Excluding Discontinued Operations, Attributable to Parent, before Income Tax | 0 |  | 11 | 7 | 12
Proceeds from the sale of businesses, net of cash and restricted cash sold, and equity method investments |  |  |  | 239 |
Gain (loss) on disposal and sale of businesses |  | (2) |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Beckjord Facility [Member] |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal |  | (12) |  |  |
Asset Retirement Obligation, Cash Paid to Settle |  | (15) |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Other Subsidiaries [Member] |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Income (Loss) from Individually Significant Component Disposed of or Held-for-sale, Excluding Discontinued Operations, Attributable to Parent, before Income Tax | 0 |  | 2 | 5 | 23
Disposal Group, Held-for-sale, Not Discontinued Operations [Member] | Compania Transmisora del Norte Grande [Member] |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Assets Carrying Amount Disclosure Nonrecurring | 99 |  |  | 99 |
Proceeds from the sale of businesses, net of cash and restricted cash sold, and equity method investments | 220 |  |  |  |
Disposal Group, Not Discontinued Operations [Member] | Advancion Energy Storage [Member] |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Gain (loss) on disposal and sale of businesses |  | $ 23 |  |  |
Kazakhstan [Member] |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |
Impairment of Long-Lived Assets to be Disposed of | $ 0 |  | $ 0 | $ 0 | $ 94

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